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.

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Botany: questions and answer review

Try each question before opening its answer. Record the concept behind each mistake and revisit it during your next practice session.

171. Prop or pillar roots are found in ______?

میں پروپ یا ستون کی جڑیں پائی جاتی ہیں؟ ______

Check answer and explanation

Answer: Banyan

Explanation Prop roots are aerial roots that grow downward from the branches of Banyan trees to provide additional support. These roots help in mechanical support and nutrient absorption as the tree expands horizontally.

172. A fungus completing its life cycle on a single host is known as _____?

ایک فنگس ایک ہی میزبان پر اپنی زندگی کے چکر کو مکمل کرتی ہے _____ کے نام سے جانا جاتا ہے؟

Check answer and explanation

Answer: Autoecious

Explanation An autoecious fungus completes its entire life cycle on a single host species. It does not require an alternate host for different stages of development.

173. Leaves have small pores which carry gases in and out are called _____?

پتوں میں چھوٹے چھید جو گیسیں اندر اور باہر لے جاتے ہیں، انہیں کیا کہتے ہیں؟

Check answer and explanation

Answer: Stomata

Explanation Stomata are tiny pores on the surface of leaves that allow gas exchange (CO₂ in, O₂ out). They play a key role in photosynthesis and transpiration . Number per leaf: Thousands, varies by plant Last verified on 19-03-2026

174. Scientific/botanical name of Rice plant is _____?

چاول کے پلانٹ کا سائنسی/نباتاتی نام _____ ہے؟

Check answer and explanation

Answer: Oryza sativa

Explanation The following table provides the botanical names for a variety of familiar plants : Rice : Oryza sativa Apple : Malus domestica Carrot : Daucus carota Coconut : Cocos nucifera Cucumber : Cucumis sativus Ginger : Zingiber officinale Mango : Mangifera indica Oak tree : Quercus Onion : Allium cepa Potato : Solanum tuberosum Wheat : Triticum aestivum Rose : Rosa Sunflower : Helianthus annuus Tomato : Solanum lycopersicum

175. The botanical name of wheat is ______?

گندم کا نباتاتی نام کیا ہے؟

Check answer and explanation

Answer: Triticum aestivum

Explanation Triticum aestivum is the scientific name of common wheat . It is a major staple crop grown worldwide. Used for flour, bread, and other food products. Cultivated in Rabi season in countries like Pakistan . Belongs to the Poaceae (grass) family. Last verified on 06-02-2026

176. Maintenance of soil fertility without addition of nutrition is due to

غذائیت کے اضافے کے بغیر مٹی کی زرخیزی کس کو برقرار رکھنے کی وجہ سے ہے۔

Check answer and explanation

Answer: Microbial Activity

Explanation Soil fertility is the ability of a soil to sustain agricultural plant growth. It is maintained without addition of nutrition due to microbial activity. Microbes increase the amount of nutrients in soil available for plants.

177. Pneumatophores are present in:

Check answer and explanation

Answer: Mangroves

Explanation Pneumatophores are specialized aerial roots foun d in mangrove species. In some species, these roots are pencil-sized and peg whereas in some other species , they look like a knee. These roots have numerous pores through which oxygen enters the underground tissues

178. The reserve food material Floridean starch is present in ______?

ریزرو فوڈ میٹریل فلوریڈین اسٹارچ ______ میں موجود ہے؟

Check answer and explanation

Answer: Red algae

Explanation Floridean starch is the reserve food material stored in red algae (Rhodophyta). It is structurally different from starch found in plants and lacks amylose.

179. Fern prothallus is?

فرن کا پروتھلاس کیا ہے؟

Check answer and explanation

Answer: Haploid gametophyte

Explanation Prothallus is the gametophyte stage in ferns. It develops from a spore. It is haploid in nature . It produces male and female gametes. Fertilization occurs on the prothallus. Structure: It is a small, typically heart-shaped (cordate), and flat thallus.

180. Cicinate vernation refers to?

Check answer and explanation

Answer: The coiled arrangement of young fern leaves

Explanation Circinate vernation, a term in botany, describes the arrangement of young leaves in a coiled or spiralled manner, characteristic of fern fronds. This coiled structure, often resembling a crozier or fiddlehead, protects the tender growing tip of the leaf as it matures.

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