Biology - Study Mode

[#536] Xylem helps in transportation of which of the following?
Correct Answer

(B) Water

Explanation

Solution: Xylem is one of the two types of transport tissue in vascular plants, phloem being the other. The basic function of xylem is to transport water from roots to stems and leaves, but it also transports nutrients.

[#537] Blood and lymph are types of
Correct Answer

(C) Connective tissue

Explanation

Solution: Blood and lymph are types of connective tissues.

[#538] Which one of following is smallest gland of body?
Correct Answer

(C) Pituitary

Explanation

Solution: Pituitary is smallest gland of body among the following.

[#539] Deficiency of which minerals causes goitre?
Correct Answer

(C) Iodine

Explanation

Solution: Deficiency of iodine causes goitre.

[#540] Chemical co-ordination in the body is brought out by
Correct Answer

(D) Hormones

Explanation

Solution: In vertebrates the chemical coordination is brought about by endocrine glands which secrete hormones.