Botany MCQs - Everyday Science Practice | PakExamPoint
Practise Botany MCQs in Everyday Science. Attempt multiple-choice questions, check answers and revise related subtopics.
Botany MCQs and revision practice
Study Botany through multiple-choice questions in Everyday Science. This subtopic contains 333 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.
Use these Botany MCQs to identify the facts, rules or methods you need to revise. Where an explanation is available, work through it and write down why your chosen option was correct or incorrect. Revisit difficult questions after reviewing your notes, then use exam mode for timed practice.
Explanation Transcription and translation both involve genetic information processing. Transcription converts DNA to RNA . While translation converts RNA to protein.
کیپسول میں مییوسس ایک طرح کے بیضوں کی تشکیل کا باعث بنتا ہے اس طرح برائوفائٹس کو _____ بناتا ہے؟
A. Neosporous
B. None of these
C. Eusporous
D. Homosporous
Check answer and explanation
Answer: Homosporous
Explanation Meiosis in the capsule leads to the formation of one kind of spores, making bryophytes homosporous . This means they produce only one type of spore , which develops into a bisexual gametophyte.
ڈیکوٹ بیج کے بارے میں مندرجہ ذیل میں سے کون سا بیان صحیح ہے؟
A. Cotyledons have no role in storing food
B. Cotyledon stores food for the embryo
C. Cotyledon emerge in the form of a cap
D. None of these
Check answer and explanation
Answer: Cotyledon stores food for the embryo
Explanation In dicot seeds , cotyledons store nutrients that nourish the growing embryo. They often also help in the early stages of photosynthesis after germination.
Explanation Carolus Linnaeus was a Swedish botanist, He is widely recognized as the "Father of Taxonomy". In the 18th century, he published his seminal work, Systema Naturae, in which he introduced a formal, hierarchical system for classifying and naming living organisms.
وہ پودے جو زیادہ پانی چاہتے ہیں انہیں کیا کہتے ہیں؟
A. Xerophytes
B. None of these
C. Mesophytes
D. Hydrophytes
Check answer and explanation
Answer: Hydrophytes
Explanation Hydrophytes are plants adapted to grow in water-rich environments such as ponds, lakes, and marshes . Examples : Water lily, Lotus, Hydrilla, and Rice (partially submerged). Additional information : Plants that demand low water are called Xerophytes . Last verified on 01-02-2026
A. Number of individuals per species per unit area or volume
B. None of these
C. Number of communities per ecosystem
D. Number of species per community
Check answer and explanation
Answer: Number of individuals per species per unit area or volume
Explanation Population density refers to the number of individuals of a species in a given area or volume. It helps in studying species distribution and ecosystem balance.
Explanation Sweet potato is a modified root known as a tuberous root, which stores starch . It differs from potato , which is a modified stem (tuber) .
پودوں کا استعمال سستے اوسموٹیکم کے طور پر کون سا مادہ ہے؟
A. Ascorbic acid
B. Proline
C. None of these
D. Minerals
Check answer and explanation
Answer: Proline
Explanation Proline acts as a cheap osmoticum . It helping plants maintain water balance under drought, salinity, and other stress conditions. It stabilizes proteins, protects membranes, and scavenges reactive oxygen species (ROS).
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