Biology

Question 1

1Water and minerals move up a plant through the

Easy

A. cambium B. xylem C. epidermis D. phloem

Question 2

2The tissue that increases the girth of a stem is the

Easy

A. xylem only B. pith C. cambium D. epidermis

Question 3

3Translocation in the phloem moves mainly

Hard

A. water only B. sucrose and amino acids C. minerals only D. oxygen

Question 4

4A plant grows towards light because of

Hard

A. ethylene B. auxin moving to the shaded side C. water D. gravity

Question 5

5Lenticels on woody stems allow

Hard

A. seed dispersal B. water absorption C. photosynthesis D. gaseous exchange

Question 6

6The movement of sugars through the phloem is

Easy

A. osmosis B. guttation C. transpiration D. translocation

Question 7

7Guard cells control the opening of

Easy

A. root hairs B. xylem C. stomata D. phloem

Question 8

8The tiny pores on leaves through which gases pass are

Easy

A. veins B. root hairs C. stomata D. lenticels

Question 9

9Phloem transports mainly

Hard

A. water only B. mineral salts only C. oxygen D. sugars

Question 10

10Food made in the leaves is transported to other parts by the

Easy

A. xylem B. phloem C. cortex D. cambium