64
Root hairs absorb water from the soil by
- A. diffusion
- B. osmosis
- C. plasmolysis
- D. translocation
65
Which of the following diseases results from the deficiency of insulin?
- A. Cretinism
- B. Goitre
- C. Beri-beri
- D. Diabetes
66
Which of the following features of Paramecium is not an advancement over Amoeba? The possession of
- A. definite shape
- B. cilia
- C. oral groove
- D. nucleus
67
Which of the following organisms does not exist as a single cell?
- A. Amoeba
- B. Euglena
- C. Volvox
- D. Chlamydomonas