15. Which one of the following is not a member of the phylum Cnidaria? A) jellyf

Question

15. Which one of the following is not a member of the phylum Cnidaria? A) jellyfish B) comb jelly C) hydra D) coral E) sea anemone 16. Ferns have horizontal stems called A) mycorrhizae B) fronds C) rhizomes D) setae E) rhizoids 17. The development of a vascular system in plants allowed A) B) C) D) E) water to move from the roots to the leaves carbohydrates to move from the leaves to the roots a rigid structure that enabled plants to grow taller both a and b a, b, and c 18. Intercalated discs are associated with what type of cells? A) B) C) D) E) neurons dense regular connective tissue dense irregular connective tissue cardiac muscle skeletal muscle 19. The phylum of plants that includes mosses is A) Hepaticophyta B) Anthocerophyta C) Bryophyta D) Pterophyta E) Lycophyta 20. There are four primary types of tissues; they are A) B) C) D) epithelial, cartilage, muscular and brain connective, epithelial, skin and blood epithelial, connective, muscular and nervous glands, bone, lungs and kidneys 21. The various types of epithelium are classified by the A) B) C) D) size and shape of cells shape of cells and number of cell layers number of cell layers and size of the cells size and location of cell

Explanation / Answer

Answere :

Question 15 : The correct option is (B) i.e. comb jelly. It is a member of Ctenophora.

Question 16 : The correct option is (C) i.e. rhizome.

Question 17 : The correct option is (E) i.e. All statement a, b and c i.e. Vascular system allowed water conduction, food transport and provide mechanical strengh or rigidity to plants to grow taller.

Question 18 : The option (D) is correct i.e. cardiac muscles. The individual cardiac muscles are connected by intercalcated disc.

Question 19 : The correct option is (C) i.e. mosses.

Question 20 : The correct option is (C) i.e. epithelial, connective, muscular and nervous.

Question 21 : The option (B) is correct i.e. shape of cells and number of cell layers.

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