MCQ
Which one of the following pollinations is autogamous?
- AGeitonogamy
- BXenogamy
- CChasmogamy
- ✓Cleistogamy
✓
Answer
Correct option: D.
Cleistogamy
d
(d) : Autogamy is a kind of pollination in which the pollen from the anthers of a flower are transferred to stigma of the same flower. Cleistogamy, homogamy, bud pollination are three methods of the autogamy. Cleistogamy occurs in those plants, which never open and ensure complete selfpollination. $E.g.$, Commelina bengalensis, Oxalis, Viola etc.
(d) : Autogamy is a kind of pollination in which the pollen from the anthers of a flower are transferred to stigma of the same flower. Cleistogamy, homogamy, bud pollination are three methods of the autogamy. Cleistogamy occurs in those plants, which never open and ensure complete selfpollination. $E.g.$, Commelina bengalensis, Oxalis, Viola etc.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
During photosynthesis when $PGA$ is changed into phosphoglyceraldehyde, which of the following reaction occur
→Select the correct option for the given diagram
| Total animal | |
| (l) Unisexual animal - | 3 |
| (II) True fish - | 2 |
| (III) Coelomate animal - | 4 |
| (IV) Vertebral column bearing animal - | 1 |
Assertion: In oxidative phosphorylation light energy is utilised for the phosphorylation.
Reason: In photophosphorylation energy of oxidation-reduction utilised for the phosphorylation.
Reason: In photophosphorylation energy of oxidation-reduction utilised for the phosphorylation.
In $ETS,$ complex $II$ is .........
→Why is $B t$ toxin not toxic to human beings?
→Match the following.
→$\begin{array}{|l|l|} \hline Column\;-\;I & Column\;-\;II \\ \hline A.\;Trypsin & 1.\;Intercellular\;ground\;substance \\ \hline B.\;GLUT-4 & 2.\;Hormone \\ \hline C.\;Insulin & 3.\;Enzyme \\ \hline D.\;Collagen & 4.\;Enables\;glucose\;transport\;into\;cells \\ \hline \end{array}$
Statement $I :$ The codon $'AUG'$ codes for methionine and phenylalanine.
→Statement $II :$ $'AAA'$ and $'AAG'$ both codons code for the amino acid lysine.
In the light of the above statements, choose the correct answer from the options given below.
Which of the following cell organelle is considered to be rich in catabolic enzymes
Zygotic meiosis is characteristic of
It is accessory pigments for photosynthesis.