Unit B: Plants for Food and Fibre

Question 1

(B.1) Seed plant

Answer 1

Plants that make seeds

Question 2

(B.1) Flowers

Answer 2

Contains male and female parts for reproduction

Question 3

(B.1) What do cones do?

Answer 3

Separate male and female cones for reproduction

Question 4

(B.1) What are some examples of seed plants?

Answer 4

-Pine trees
-Sunflowers
-Fruit trees
-Dandelions

Question 5

(B.2) What is transpiration?

Answer 5

Evaporation of water from the surface of a plant

Question 6

(B.2) What is capillary action?

Answer 6

Water attracts to itself and moves up the stem

Question 7

(B.2) What is osmosis?

Answer 7

When water from the soil enters the roots (where there is less water)

Question 8

(B.2) What are chloroplasts?

Answer 8

Structure in a leaf where photosynthesis occurs

Question 9

(B.2) What is the formula for photosynthesis?

Answer 9

Water + Carbon dioxide + Sun (energy) –> Oxygen + Sugar

Question 10

(B.2) What is the formula for cellular respiration?

Answer 10

Oxygen + Sugar –> Water + Carbon dioxide + Energy

Question 11

((B.2) Plant Processes) What are pores?

Answer 11

Tiny openings in a membrane that only allow some substances to pass through

Question 12

(B.2) What is the purpose of having pores in a membrane?

Answer 12

It allows only important substances to make it in and out of a plant cell

Question 13

(B.2) What is Concentration?

Answer 13

The amount of something in a solution

Question 14

(B.2) What is Diffusion?

Answer 14

The movement of particles from an area of high concentration to an area of low concentration

Question 15

(B.2) How is diffusion useful in a plant?

Answer 15

It allows carbon dioxide to move into plant cells and oxygen to move out of plant cells

Question 16

(B.2) What is passive transport?

Answer 16

When there is no energy needed to move substances

Question 17

(B.2) What is active transport?

Answer 17

When energy is needed to move substances through a plant membrane

Question 18

((B.3) Reproduction of seed plants) What is a stamen?

Answer 18

The male part of a flower that produces pollen

Question 19

(B.3) What is the ovary?

Answer 19

The female part of a flower that contains an ovule (grows into a seed when pollinated)

Question 20

(B.3) What is pollination?

Answer 20

The process where pollinators (like bees) move pollen from the stamen to the ovary

Question 21

(B.3) What is vegetative reproduction?

Answer 21

Reproduction of plants that doesn’t involve seeds

Question 22

(B.3) What is the life cycle of a flower (plant)

Answer 22

1- Seed stage
2- Seedling stage
3- Adult stage