The nucleus is seperated from surrounding cytoplasm by a nuclear membrane, which is
Options
(a) single layered with pores (b) single layer without pores (c) double layer without pores (d) double layered with […]
The hormone which prevents seed dormancy is
Options
(a) cytokinins (b) auxin (c) gibberellins (d) ethylene
Correct Answer:
gibberellins
Explanation:
Gibberelin is the hormone that breaks seed/bud dormancy. The tubers of potato reproduce […]
Most common ovule, having funiculus lying close to the micropyle is called
Options
(a) anatropous (b) circinotropous (c) campylotropous (d) amphitropous
Correct Answer:
anatropous
Explanation:
In anatropous ovule (completely inverted), the micropyle comes […]
Shape of plant chloroplast is
Options
(a) plane spherical (b) plane (c) discoid spherical (d) spherical
Correct Answer:
discoid spherical
Explanation:
No explanation available. Be the first to write the explanation for this […]
A pigment which absorbs red and far red(infrared) light is
Options
(a) phytochrome (b) carotene (c) cytochrome (d) xanthophyll
Correct Answer:
phytochrome
Explanation:
No explanation available. Be the first to write the explanation […]
The periderm includes
Options
(a) cork (b) secondary phloem (c) cambium (d) all of these
Correct Answer:
all of these
Explanation:
No explanation available. Be the first to write the explanation for this […]
Fossils of Australopithecus were first found in
Options
(a) Germany (b) South Africa (c) North West Italy (d) East Africa
Correct Answer:
South Africa
Explanation:
No explanation available. Be the first to write […]
Anti-viral substance is
Options
(a) antigen (b) bacteria (c) interferon (d) antibody
Correct Answer:
interferon
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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