science

Question 1

What are the three main components of plant cells?

Answer 1

chloroplasts, cell walls, and intracellular vacuoles.

Question 2

True or false? Animal cells are often bigger than plant cells

Answer 2

false

Question 3

What does the root ‘hair’ increase?

Answer 3

surface area

Question 4

What do root hair cells absorb besides water?

Answer 4

minerals

Question 5

in which cells does the majority of photosynthesis occur?

Answer 5

palisade

Question 6

Which part of the female reproductive system is immediately above the vagina?

Answer 6

Cervix

Question 7

Which part of the male reproductive system holds the testes?

Answer 7

Scrotum

Question 8

Which term describes the time between pregnancy and birth?

Answer 8

Gestation

Question 9

When an egg cell meets with a sperm and joins with it, this is called…

Answer 9

Fertilisation

Question 10

The placenta is an organ that develops during pregnancy. Which of the following substances does not move through the placenta to the fetus?

Answer 10

Carbon dioxide

Question 11

What is the role of the testes?

Answer 11

They produce sperm that can fertilise an egg, and the hormone; testosterone

Question 11

What term is used to describe a mixture which contains a solid dissolved in a liquid?
Solution

Answer 11

Solution

Question 11

What term describes the liquid in a solution?

Answer 11

Solvent

Question 11

What is the name of the process when a liquid turns into a gas below the boiling point of the liquid?

Answer 11

Evaporation

Question 11

During paper chromatography, what should be used to draw the start line?

Answer 11

A pencil