Question
Both ethylene and $ABA$ are responsible for
✓
Answer
a
Ethylene and $ABA$ causing shedding of leaves and fruits, flowers.
Ethylene and $ABA$ causing shedding of leaves and fruits, flowers.
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→Assertion: Six molecules of $CO_2$ and twelve molecules of $NADPH^+ + H^+$ and $18\, ATP$ are used to form one hexose molecule.
Reason: Light reaction results in formation of $ATP$ and $NADPH_2$.
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Choose the wrong statement for phycomycetes.
(i) Members of phycomycetes are found in aquatic habitats and on decaying wood in moist and damp places or as obligate parasites on plants.
(ii) The mycelium is aseptate and coenocytic.
(iii) Asexual reproduction takes place by motile or by non-motile spores.
(iv) Asexual spores are exogenously produced in Sporangium
(v) A zygospore is formed by fusion of two isogamous or anisogamous or oogamous gametes.
(i) Members of phycomycetes are found in aquatic habitats and on decaying wood in moist and damp places or as obligate parasites on plants.
(ii) The mycelium is aseptate and coenocytic.
(iii) Asexual reproduction takes place by motile or by non-motile spores.
(iv) Asexual spores are exogenously produced in Sporangium
(v) A zygospore is formed by fusion of two isogamous or anisogamous or oogamous gametes.
Select the Incorrect match :
| (A) IP3 | Second messengers |
| (B) Glucose to glycogen | Glycogenesis |
| (C) Prolonged hypoglycemia | Diabetes mellitus |
| (D) Formation of WBC | Erythropoiesis |
Specific areas in the higher plants which takes part in the formation of new cells are called
$A -$ Meiosis is called the reduction division
→$R-$ It reduce the chromosomes number by half while making the gametes.
Agar-agar is obtained from
In gel electrophoresis, the separated bands of $DNA$ are cut out and extracted from the gel piece. This step is called
→The diagram shows an important concept in the genetic implication of $DNA$. Fill in the blanks $A$ to $C$.
→Match the following.
→$\begin{array}{|l|l|} \hline Column\;-I & Column\;-II \\ \hline A.\;Micro\;filament & i.\;Glycokalyx \\ \hline B.\;Micro\;tubule & ii.\;Actin \\ \hline C.\;Flagella & iii.\;Tubulin \\ \hline D.\;Outer\;layer\;of\;bacteria & iv.\;Outer\;compartment \\ \hline \end{array}$