Tissues — Science STD 9 — Question

Find out the wrong statement from the following:

Which of the following tissues are composed of mainly dead cells?

1. Phloem
2. Epidermis
3. Xylem
4. Endodermis

Interfascicular cambium is an example of-

1 μm is:

Mast cells occur in ______________?

Metamerism is characteristic feature of:

1. Chordata.
2. Annelida.
3. Mollusca.
4. Nematoda.

Epithelial tissue always has an exposed outer surface and an inner surface anchored to connective tissue by a thin, non-cellular structure called the:

1. Nonstratified layer.
2. Stratified membrane.
3. Basement membrane.
4. Fibroblast.

Cattle husbandry is done for the following purpose.

1. Milk production.
2. Agricultural work.
3. Meat production. 
4. Egg production.

1. (i), (ii) and (iii)
2. (ii), (iii) and (iv)
3. (iii) and (iv)
4. (i) and (iv)

Mitochondria are seats of:

1. Aerobic respiration.
2. Krebs cycle of aerobic respiration.
3. Glycolysis of aerobic respiration.
4. Anaerobic respiration.

Which of these is wrongly matched?

1. Chloroplasts-chlorophyll.
2. Elaioplasts-starch.
3. Amylosplasts-carbohydrates.