List of practice Questions

Observe the chemical reaction and identify the enzyme and its prosthetic group:
The study of fossils of animals is
Pick up the sacred groves from the following I. Aravali hills II. Seshachalam hills III. Papi kondalu IV. Eturunagaram V. Chanda
Consider the following statements:
Assertion (A): Seed dormancy may be caused by hard seed coats in Fabaceae
Reason (R): Such type of seed dormancy can be broken by stratification
Chromosome maps / Genetic maps were first prepared by:
Identify the incorrect pair:
I. Zinc - ABA Synthesis
II. Boron - Cell elongation
III. Nickel - Urease activator
IV. Molybdenum - Carbohydrate translocation
Identify the incorrect match:
The figure given below shows lac operon and its function. Identify A, B, C and D respectively:
"A" cell is placed in hypertonic solution. After some time, its osmotic potential is measured as -0.5 MPa. Then its water potential would be:
Study the List-1, List-2 and List-3 and identify correct pair:
The combination of frequency between the genes a and c is 5%; b and c is 15%; b and d is 9%; a and b is 20%; c and d is 24%; and a and d is 29%. Identify the sequence of genes on a linear chromosome:
Which seeds cannot germinate and establish without the presence of mycorrhizae?
Tetracycline resistance gene of PBR322 shows recognition site for which restriction enzyme?
Match the following
In Pea plant, Mendel studied seven pairs of contrasting characters. The ratio of pairs of characters that are related to flower, pod and seed respectively:
Find out mismatched pair from the following:
Final acceptor of electrons in light reaction:
The length of DNA is 510 Å. It has 20% of 6-aminopurines. Find out the total number of nucleotides and total hydrogen bonds in that DNA:
Transduction was discovered by 'X' in 'Y'. Identify 'X' and 'Y' respectively:
Crop varieties bred by hybridization, selection for disease resistance to fungi, bacteria and viral disease are given below. Identify mismatch:
Prepare an ‘Appeal’ on the topic ‘Women’s Security and Safety’ with the help of the following points: (100/150 words)
— Respect women’s rights
— Safety measures and support systems
— Collective responsibility
— Government initiatives
Answer the following questions: % Question (i) Write the negation of the statement: \( \exists n \in \mathbb{N} \) such that \( n + 8 > 11 \).
Area of a sector of a circle with radius 4 cm and angle 30° is (use \( \pi = 3.14 \)):
If assumed mean of a data is 47.5, \( \sum f_i d_i = 435 \) and \( \sum f_i = 30 \), then mean of that data is:
Derive the relation between half life and rate constant for a first order reaction.