| Question (1): |
Nutrition includes the study of _____________. |
| 1. |
the organism's food |
| 2. |
process of digestion |
| 3. |
the way an organism obtains food |
| 4. |
all of the above |
|
| Ans: 4 |
|
| Question (2): |
Autotrophic organisms include ____________. |
| 1. |
green plants and sulphur bacteria |
| 2. |
green plants and all the bacteria |
| 3. |
bacteria and virus |
| 4. |
bacteria and fungi |
|
| Ans: 1 |
|
| Question (3): |
Organisms that synthesise their own food are called _________________. |
| 1. |
green plants |
| 2. |
sulphur bacteria |
| 3. |
autotrophs |
| 4. |
purple-sulphur bacteria |
|
| Ans: 3 |
|
| Question (4): |
Amoeba feeds with the help of _______________. |
| 1. |
tentacles |
| 2. |
pseudopodia |
| 3. |
food vacuole |
| 4. |
none of the above |
|
| Ans: 2 |
|
| Question (5): |
An example of higher plant parasite is __________. |
| 1. |
Pythium |
| 2. |
Phytophthora |
| 3. |
Agaricus |
| 4. |
Cuscuta |
|
| Ans: 4 |
|
| Question (6): |
Example of chemosynthetic bacteria are _____________. |
| 1. |
E. coli |
| 2. |
sulphur bacteria |
| 3. |
cyanobacteria |
| 4. |
nitrobacter |
|
| Ans: 4 |
|
| Question (7): |
An example of a fluid feeder is __________________. |
| 1. |
aphid |
| 2. |
hydra |
| 3. |
amoeba |
| 4. |
earthworm |
|
| Ans: 1 |
|
| Question (8): |
In saprophytes, food is digested ______________. |
| 1. |
within the cells |
| 2. |
in the digestive tract |
| 3. |
outside the cells |
| 4. |
within the food vacuole |
|
| Ans: 3 |
|
| Question (9): |
Parotid gland is a /an_______________. |
| 1. |
gastric gland |
| 2. |
intestinal gland |
| 3. |
salivary gland |
| 4. |
none of the above |
|
| Ans: 3 |
|
| Question (10): |
Erepsin converts ________________. |
| 1. |
proteins into amino acids |
| 2. |
proteins into peptides |
| 3. |
peptides into amino acids |
| 4. |
none of the above |
|
| Ans: 3 |
|
| Question (11): |
An enzyme that acts only in an acidic medium is ______. |
| 1. |
pepsin |
| 2. |
trypsin |
| 3. |
rennin |
| 4. |
amylase |
|
| Ans: 1 |
|
| Question (12): |
A non-enzyme protein present in the saliva is _________. |
| 1. |
heparin |
| 2. |
mucin |
| 3. |
ptyalin |
| 4. |
none of the above |
|
| Ans: 2 |
|
| Question (13): |
Coprophagy refers to feeding on ________________. |
| 1. |
insects |
| 2. |
dead matter |
| 3. |
faeces |
| 4. |
decomposing matter |
|
| Ans: 3 |
|
| Question (14): |
Absorption is maximum in the small intestine because of ___________. |
| 1. |
the presence of villi |
| 2. |
its length |
| 3. |
its thin walls |
| 4. |
all the above |
|
| Ans: 4 |
|
| Question (15): |
Photolysis is ______________. |
| 1. |
the absorption of light by chlorophyll |
| 2. |
the assimilation of carbon dioxide |
| 3. |
the splitting of water |
| 4. |
none of the above |
|
| Ans: 3 |
|
| Question (16): |
The optimum level of carbon dioxide in the atmosphere is _________. |
| 1. |
0.3% |
| 2. |
0 .04% |
| 3. |
0 .1% |
| 4. |
0 .03% |
|
| Ans: 4 |
|
| Question (17): |
Pyloric valve is present in the _____________. |
| 1. |
heart |
| 2. |
liver |
| 3. |
stomach |
| 4. |
intestine |
|
| Ans: 3 |
|
| Question (18): |
Mastication is ______________. |
| 1. |
digestion |
| 2. |
absorption |
| 3. |
assimilation |
| 4. |
chewing |
|
| Ans: 4 |
|
| Question (19): |
In the mouth the food is formed into __________. |
| 1. |
chyme |
| 2. |
chyle |
| 3. |
bolus |
| 4. |
pellets |
|
| Ans: 3 |
|
| Question (20): |
An example of a herbivore is ___________. |
| 1. |
amoeba |
| 2. |
hydra |
| 3. |
grasshopper |
| 4. |
none of the above |
|
| Ans: 3 |
|
| Question (21): |
Appendix is a part of _________. |
| 1. |
ileum |
| 2. |
duodenum |
| 3. |
caecum |
| 4. |
colon |
|
| Ans: 3 |
|
| Question (22): |
Bile juice is secreted by ______________. |
| 1. |
liver |
| 2. |
pancreas |
| 3. |
salivary gland |
| 4. |
intestine |
|
| Ans: 1 |
|
| Question (23): |
Bile juice is _______________. |
| 1. |
alkaline |
| 2. |
acidic |
| 3. |
neutral |
| 4. |
near acidic |
|
| Ans: 1 |
|
| Question (24): |
The three portions of the small intestine, in the correct order, are _____________. |
| 1. |
caecum, colon, rectum |
| 2. |
ileum, duodenum, jejunum |
| 3. |
colon, caecum, rectum |
| 4. |
duodenum, jejunum, ileum |
|
| Ans: 4 |
|
| Question (25): |
The enzyme that is secreted in an inactive form is _______. |
| 1. |
lipase |
| 2. |
trypsin |
| 3. |
rennin |
| 4. |
ptyalin |
|
| Ans: 2 |
|
| Question (26): |
Exchange of gases in higher plants takes place through _____________. |
| 1. |
lenticels |
| 2. |
roots |
| 3. |
stomata |
| 4. |
stem |
|
| Ans: 3 |
|
| Question (27): |
Insectivorous plants grow in soil deficient in _________. |
| 1. |
calcium |
| 2. |
phosphorus |
| 3. |
nitrogen |
| 4. |
water |
|
| Ans: 3 |
|
| Question (28): |
Photosynthesis is _______________. |
| 1. |
a catabolic reaction |
| 2. |
an anabolic reaction |
| 3. |
an energy releasing reaction |
| 4. |
none of the above |
|
| Ans: 2 |
|
| Question (29): |
The digestive juice that is almost neutral is ____________. |
| 1. |
gastric juice |
| 2. |
bile juice |
| 3. |
pancreatic juice |
| 4. |
none of the above |
|
| Ans: 3 |
|
| Question (30): |
Haustoria of parasites are modified _____________. |
| 1. |
roots |
| 2. |
branches |
| 3. |
leaves |
| 4. |
none of the above |
|
| Ans: 1 |
|
| Question (31): |
The molecules known as the energy currency of the cell are ________________. |
| 1. |
NAD |
| 2. |
NADP |
| 3. |
ATP |
| 4. |
ADP |
|
| Ans: 3 |
|
| Question (32): |
The mode of nutrition in non-green plants is called ______________. |
| 1. |
autotrophic |
| 2. |
heterotrophic |
| 3. |
holozoic |
| 4. |
holophytic |
|
| Ans: 2 |
|
| Question (33): |
Which of the following are chiefly digested in the stomach? |
| 1. |
carbohydrates |
| 2. |
proteins |
| 3. |
fats |
| 4. |
lipids |
|
| Ans: 2 |
|
| Question (34): |
The reactants of photosynthesis reaction are carbon dioxide and _____________. |
| 1. |
chlorophyll |
| 2. |
sunlight |
| 3. |
water |
| 4. |
oxygen |
|
| Ans: 3 |
|
| Question (35): |
Large intestine in man mainly carries out _____________. |
| 1. |
digestion of fats |
| 2. |
absorption |
| 3. |
assimilation |
| 4. |
digestion of carbohydrates |
|
| Ans: 2 |
|
| Question (36): |
Mode of nutrition in green plants is called ______________. |
| 1. |
heterotrophic |
| 2. |
holozoic |
| 3. |
holophytic |
| 4. |
saprotrophic |
|
| Ans: 3 |
|
| Question (37): |
The part of the digestive system where no digestion takes place is ______________. |
| 1. |
mouth |
| 2. |
oesophagus |
| 3. |
ileum |
| 4. |
stomach |
|
| Ans: 2 |
|
| Question (38): |
The largest gland of the body is _____________. |
| 1. |
parotid gland |
| 2. |
liver |
| 3. |
pancreas |
| 4. |
submandibular gland |
|
| Ans: 2 |
|
