Type
Crossword
Description

Another name for potential difference Voltage
reaction that releases energy exothermic
In a _____ particles are close together in a regular arrangement solid
Has the be in contact to transfer energy conduction
Release and egg once a month in females ovaries
period of time when a child's body changes into an adult body puberty
the process that involves a sperm and an egg fusing together fertilisation
name given to a fertilised egg zygote
method to prevent energy transfer insulation
transfers energy to the surroundings radiation

Conception and Pregnancy Crossword

Type
Crossword
Description

Prior to conception an ___ is released. Egg
The egg is released from the ______. ovary
when the egg is released this is known as ___________. ovulation
The ____________ from each parent combine to create a cell. chromosomes
The cells _________. Divide
Fertilisation is when the egg meets the _______. sperm
Fertilisation takes place in the ___________________ ________. fallopiantube
Another word for uterus is ______. womb
When the egg implants in the uterine lining. Implantation
Implantation occurs in the _____________. uterus
Following conception, the lining of the uterus becomes _____________. thicker
The nine months of pregnancy are divided into stages called _________. trimesters
The average length of a baby at birth is _____cm. fifty
A fertilised egg is also known as a _____. zygote
Twins that look the same. identical
Twins that look different and may be different genders. fraternal
Full term is usually said to be _____ weeks. Forty
The period between conception and birth pregnancy

Stem Cells Crossword

Type
Crossword
Description

early stage of a developing organism embryo
a cell that can differentiate into many different cell types pluripotent
developing human baby from week nine to birth fetus
environmental factor that causes gene mutations mutagen
structure in an ovary where an egg develops follicle
refers to a cell that can differentiate into all different cell types totipotent
a hollow fluid-filled structure blastocyst
pre-birth developement in humans antenatal
a primary germ layer ectoderm
union of egg and sperm to form a zygote fertilisation
ectoderm, mesoderm and endoderm germ layers
a process where malignant tumours spread throughout the body metastasis
refers to a cell that can differentiate into a number of closely related cells multipotent
gene that signals cells to continue dividing oncogene
release of an egg from the ovary ovulation
potential source of embryonic cells parthenote
fertilised egg that results from the fusion of haploid gametes zygote
membrane bound organelle containing the genetic material DNA nucleus
unspecialised undifferentiated
to become more specialised differentiate
cells of the outer layer of the blastocyst trophoblast
female gamete egg
male gamete sperm
the middle layer of cells or tissues of an embryo mesoderm
a disease caused by an uncontrolled division of abnormal cells in a part of the body cancer
an undifferentiated cell of a multicellular organism stem cell
replicate a fragment of DNA clone
cell division that results in two daughter cells mitosis
cell division that results in four daughter cells meiosis
a defect involving chromosome 21 down syndrome
thread-like structure composed of DNA and protein chromosome
cover flat surfaces epithelial tissues
a tumour of melanin-forming cells melanoma

Human Reproductive System Crossword

Type
Crossword
Description

One of two female sex hormones estrogen
It contains enzymes to break down part of the egg membrane to enter the ovum acrosome
A hollow ball of many cells blastula
Produces mature eggs and female sex hormones ovary
the process of sloughing off the inner lining of the uterus, once monthly menstruation
Produces sperm and male hormones testes
a mixture of fluid produced by the male sex glands and sperm semen
the process when one sperm fuses with the ovum fertilization
The older term for the uterus womb
the male sex cell sperm
Each sperm has this structure that whips back and forth to move them forward flagellum
One of two female sex hormones progesterone
delivers sperm into the vagina of the female during ejaculation penis
When the zygote arrives in the uterus, it will ________ in the endometrial lining. implant
the site where important substances and waste materials are transferred between the fetus and the mother placenta
the tube that conducts sperm from the testes to the urethra vas deferens
male sex hormone testosterone
where sperm are stored temporarily, found on the back of the testis epididymis
the release of the secondary oocyte from the ovary ovulation
After 8 weeks development, the embryo is known as the ________. fetus
Largest of the glands that produce semen, can be felt through the anterior rectal wall prostate gland
The __________ sac is a fluid-filled bag that protects and supports the fetus during development. Amniotic
Pregnancy tests detect the hormone human ____________________ gonadotropin. chorionic
protects and holds the testes outside the body to maintain a lower temperature for sperm development. scrotum
The scientific term for pregnancy is ______________ (hint: starts with a "g") gestation
This part of the uterus must dilate to 10 cm before the child can be delivered. cervix

Function of the male and female reproductive organs Crossword

Type
Crossword
Description

Glands that produce the female sex hormones and eggs Ovaries
The femal sex cell Ovum
Folds of skin that protect the opening to the vagina Labia
joins the uterus and the vagina, it's the part that opens when a baby is being born Cervix
A small sensitive organ located just above the vaginal opening Clitoris
Joins the uterus to the outside of the body, this is where sperm is released during sexual intercourse Vagina
Loose pouch of skin responsible for storing the testes at an optimum level for sperm production Scrotum
Responible for the production of sperm and testosterone Testes
the organ used in sexual intercourse that releases sperm in the vagina Penis
The male reproductive cell that fertilises the female egg Sperm
Surrounds the urethra under the bladder and secretes a fluid that assists with the movement of sperm Prostrate gland
A sperm storage area that links the testes with the vas deferens. Epididymis
Small glands that add fluid to the sperm to produce semen Seminal Vesicles
Carries urine and sperm to the outside of the body Urethra
Tube used to transport sperm and semen to the urethra and penis Vas deferens

Gametogenesis and Fertilisation Crossword Puzzle

Type
Crossword
Description

The formation of gametes by meiosis in the sex organs Gametogenesis
Cells that divide by meiosis to ultimately form the sperm and ova Primordial germ cells
The formation of sperm in the testes Spermatogenesis
The formation of ova in the ovaries Oogenesis
The diploid generation of plants that produces spores by mitosis Sporophyte generation
The haploid generation of plants that produces gametes by meiosis gametophyte generation
The diploid main body of a plant sporophyte
Parts of the plant where pollen grains develop Pollen sacs
The male nucleus that controls the production of the pollen tube in fertilisation Tube nucleus
The male nucleus in a plant that will fuse with the female nucleus generative nucleus
A tube that grows out of the pollen grain, down the style, into the ovary, through the micropyle to carry two male nuclei to the ovule pollen tube
A pad of special tissue that attaches the ovule to the ovary wall Placenta
The transfer of pollen from the anther to the stigma pollination
The process of fertilisation where the male and female nuclei meet and fuse in the environment, outside the parent body External fertilisation
The process of fertilisation of the female gamete by the male gamete inside the body of the mother Internal fertilisation
The region at the head of the sperm containing enzymes that break down the protective layers around the ovum Acrosome
A layer of protective jelly around the unfertilised ovum Zona Pellucida
Fertilisation of an egg by more than one sperm polyspermy
The tough layer that forms around the fertilised ovum to prevent more sperm from entering Fertilisation membrane
Fertilisation of the ovum in humans Conception
The process by which a pollen tube starts to grow out of the pollen grain to transfer male nuclei to the ovule germination
The process that occurs in plants when one nucleus fuses with two polar nuclei to form endosperm, while the other forms a diploid zygote double fertilisation

CROSSWORD - HEALTH CLASS

Type
Crossword
Description

folds of skin that protect the opening to the vagina Labia
Joins the uterus and the vagina. Is the part that opens when a baby is about to be born cervix
A pair shaped organ that helps the development of the baby Uterus
A small sensitive that is found above the vaginal opening Clitoris
A tube then runs from the bladder to the outside of the body to release urine Urethra
A female cell, or egg that is fertilised by a sperm at conception Ovum
Glands that produce the female hormones, oestrogen and progesterone and ova Ovaries
Extends from the ovary to the uterus to carry the egg after ovulation. This is where the fertilisation takes place Fallopian tube
A small gland that adds fluid to the sperm to produce semen Seminal vesicles
A sperm storage area that links the testes and the vas deferent together. Epididymis
Responsible for the production of sperm and testosterone. that is located in the scrotum sac Testes
surrounds the urethra under the bladder and secretes a fluid that assists with movement of the sperm Prostate gland
The male reproductive cell that fertilises a female egg sperm
Tube used to transport sperm and semen to the urethra and penis Vas deferens
Joins the uterus to the outside of the body. This is where the sperm are released during sexual intercourse vagina

Conductors and Insulators Word Search

Type
Word Search
Description

Amps
Battery
Bulb
Cable
Cells
Circuit
Conductor
Connection
Cooker
Current
Dangerous
Electric
Electricty
Electrons
Energy
Flowing
Fuse
Generator
Heat
Insulator
Mains
Negative
Neutral
Parallel
Plastic
Positive
Power
Protect
Radiator
Resistance
Series
Shock
Switch
Symbols
Television
Transfer
Volt
Voltage
Voltmeter
Wires

Endocrine System Crossword

Type
Crossword
Description

holds the eggs in women ovaries
understands body's biological time pineal
stimulates development to help prevent disease and only active until puberty thymus
known as master gland and sends signals to organs and other glands pituitary
holds the sperm in men testes
organ that regulates blood sugar pancreas
helps regulate metabolism, brain development, muscle control, calcium and more thyroid
causes bones to release calcium into the blood stream parathyroid
an organ that secretes chemical substances for use in the body gland
a substance to regulate blood sugar insulin
outer portion of a gland tht produces steroid hormones adrenal cortex
inner portion of a gland that synthesizes, stores and releases specific hormones adrenal medulla
These systems maintain conditions so homeostasis can happen and can be negative or positive feedbacksystem

Reproductive System Crossword

Type
Crossword
Description

The site of egg cell production. Ovary
Carries the egg from the ovary to uterus. Fallopian tube
Male reproductive organ. penis
Protection against foreign bodies from entering the urethra. Foreskin
Organ where the embryo develops. uterus
Blood rich layer of the uterus. uterus lining
Ring of muscle that separates the uterus and vagina. cervix
Path from the uterus to the outside of the body. Vagina
Carries urine to the outside of the body urethra
Stores urine bladder
Site of sperm production. testes
Sac that holds the testes outside the body. scrotum
Carries the sperm from the testes to the urethra. vas deferens
Glands that secretes fluid so sperm can swim. seminal vesicle
Produces a mucus to protect sperm. prostate
Produced entire lifetime of males after puberty. sperm
Another term for the female egg Ovum

Energy Vocabulary Crossword

Type
Crossword
Description

ability to do work and cause change Energy
stored energy Potential Energy
energy in motion Kinetic Energy
energy that travels as vibrations Sound Energy
energy released when the nucleus of an atom is split or fused Nuclear Energy
energy that is classified as a type of light and heat energy Radiant Energy
current flows in a single path Series Circuits
current that follows more than one path Parallel circuits
exert a force that either attracts or repels Magnet
transfer of heat through the motion and gases Convention
transfer of heat through the collusion of atoms by direct contact Conduction
heat transfer through electromagnetic waves radiation
force that opposes motion and causes unwanted or unusable forms of energy Friction
measure of the number of particles in how fast they are moving, otherwise known as heat Thermal energy
force that is exerted by masses, gravity depends on mass and distance, all objects with mass exert a gravitational force gravity