Organisms and Populations
Organism and environment, population attributes, growth, interactions.
Test yourself on Organisms and Populations
5 real NEET UG questions with instant answers — no signup, ~3 minutes.
Study notes are still being prepared.
Don't wait — Shishya can teach you this topic right now, on demand.
Ask Shishya to teach this →Need more? Ask Shishya
Shishya is your personal tutor for this topic. Pick a starter or open a free chat.
- Go deeper on this topicGo deeper on Organisms and Populations for NEET UG — examples and edge cases I should know.
- Show me exam shortcutsGive me 3 fastest shortcuts to solve Organisms and Populations questions in the exam.
- What mistakes should I avoid?What are the most common mistakes students make on Organisms and Populations? How do I avoid them?
- Quiz me adaptivelyQuiz me on Organisms and Populations — start with one easy question, then go harder based on how I answer.
Practice this topic
Take a full mock →Q1 · Organisms and Populations · EASY
A population of deer in a forest initially has 100 individuals. After one year, 40 births and 20 deaths occur. What is the birth rate per capita per year for this population?
Q2 · Organisms and Populations · EASY
Which of the following represents a mutualistic interaction between two species?
Q3 · Organisms and Populations · MEDIUM
A population growing under ideal conditions with unlimited resources exhibits exponential growth. If a bacterial population has an intrinsic rate of natural increase (r) of 0.5 per hour and starts with 1000 individuals, approximately how many bacteria will be present after 2 hours?
Q4 · Organisms and Populations · MEDIUM
In a logistic growth model, when a population reaches its carrying capacity (K), which of the following statements is correct?
Q5 · Organisms and Populations · HARD
In an ecological study, a species of orchid was found exclusively on a particular species of tree in a forest, while the tree could survive well without the orchid. Several insect species were found feeding on the orchid's nectar while simultaneously pollinating it. What type of population interactions are exhibited here?