MCQ
Cultivation of hybrids has
  • Increase productivity
  • B
    Decrease productivity
  • C
    No effect on productivity
  • D
    None of the above

Answer

Correct option: A.
Increase productivity
a

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

The given statements are some characters of a particular group of Kingdom protista.

$(i)$ Most of them are fresh water organisms found in standing water.

$(ii)$ They have a protein rich layer (called pellicle) which makes their body flexible.

$(iii)$ They have two flagella, a short and a long one.

$(iv)$ Though they are photosynthetic in the presence of sunlight, but in the absence of sunlight they behave like heterotrophs by predating on other smaller organisms. Identify the correct group on the basis of these characters.

Select wrong statement for protozoans.
(i) All protozoans are heterotrophs and live as prodators or parasites.
(ii) They are believed to be primitive relatives of animals.
(iii) Marine forms of amoeboid protozoans have silica shells on their surface.
(iv) Sporozoans move and capture their prey by putting out pseudopodia.
(v) Flagellated protozoans are either free-living or parasitic.
(vi) In flagellated protozoans coordinated movement of rows of cilia causes the water laden with food to be steered into the gullet.
E. coli has only $4.6 \times 10^{6}$ base pairs and completes the process of replication within 18 minutes; then the average rate of polymerisation is approximately
The dominant photosynthetic phase in the life cycle of pteridophyta is equivalent to the
The body structure of green algae may be
Excretion in Amoeba occurs through
Which of the following is not correct for molecule acting as genetic material ?
The endoplasmic reticulum often bears
Given population growth curve represents the logistic growth curve. In this curve find out what does $A, B$ and $C$ indicates
Complex $III$ in $ETS$ is.............