Waec Biology Past Questions and Answers

Question 1741:

• WAEC 2018

What level of organization is Spirogyra?

A. System
B. Organ
C. Cell
D. Tissue

Question 1742:

• WAEC 2018

The streaming movement of cytoplasm within the Paramecium is known as

A. Transpiration
B. Digestion
C. Cyclosis
D. Osmosis

Question 1743:

• WAEC 2018

Which of the following organelles is found only in plant cells?

A. Mitochondria
B. Ribosomes
C. Lysosomes
D. Plastids

Question 1744:

• WAEC 2018

Active transport differs from diffusion in that active transport

A. Is a very fast process
B. Allows the movement of substances against concentration gradient
C. Takes place in both light and dark reaction of photosynthesis
D. Occurs in both plant and animal tissues

Question 1745:

• WAEC 2018

The diagrams above are illustrations of an experimental set-up to demonstrate a type of tropic response in plants. The type of response demonstrated is

A. Phototropism
B. Geotropism
C. Hydrotropism
D. Thigmotropism